Since the introduction of the Java Collections Framework with JDK 1.2 , I have used Java arrays significantly less frequently than I used to.

Both Arrays.toString(Object[]) and Arrays.deepToString(Object[]) handle null array gracefully, simply returning a String “null”. I tend to use Java Collections far more than I use Java arrays.

In Java an array is a way of storing multiple items of the same type. In this quick tutorial we introduce you to the very basics.

Java string object example In Java, a string is an object that represents a number of character values. Each letter in the string is a separate character value that makes up the Java string object.